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Soil (3)

Growing avocado in Greece: cultivars, soil, climate, diseases and pests

Growing avocado in Greece: cultivars, soil, climate, diseases and pests

Three botanical races, and the Mexican one supplies frost tolerance while the West Indian one supplies tolerance of lime and salt: Greece asks for both at once. With Greek data from ELGO Chania: across ten orchards over six years Fuerte met the dry matter threshold in only two seasons and Zutano in none. In detail: synchronous dichogamy and the cultivars one by one, the temperature limits, soils at pH up to 8.3 and calcium carbonate up to 20.7 per cent, eleven rootstocks, planting distances and training.

Attapulgite: what it actually does to soil, at what rate, and what its use costs

Attapulgite: what it actually does to soil, at what rate, and what its use costs

A Greek mineral with a specific surface area of 220 m2/g and an exchange capacity of 57 meq/100 g. What the field trials on sandy soils showed, why the rate threshold is 6,000 kg per hectare, what the IARC fibre classification means, which particle grade for which use, and why the rise in pH is the main argument against it on Mediterranean calcareous soils.